15665944336

素因数分解:

$2^4\times 7^1\times {\mathrm{139874503}}^1$

素因数の和:139874518

約数の個数: 20

約数和(自身を含む): 34688876992

約数和(自身を除く): 19022932656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139874503, 279749006, 559498012, 979121521, 1118996024, 1958243042, 2237992048, 3916486084, 7832972168, 15665944336]

約数ペア:

[(1, 15665944336), (2, 7832972168), (4, 3916486084), (7, 2237992048), (8, 1958243042), (14, 1118996024), (16, 979121521), (28, 559498012), (56, 279749006), (112, 139874503)]